CN210079446U - Equipment of quick fertilizer granule of preparation water-soluble speed - Google Patents
Equipment of quick fertilizer granule of preparation water-soluble speed Download PDFInfo
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- CN210079446U CN210079446U CN201920173832.1U CN201920173832U CN210079446U CN 210079446 U CN210079446 U CN 210079446U CN 201920173832 U CN201920173832 U CN 201920173832U CN 210079446 U CN210079446 U CN 210079446U
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Abstract
The utility model provides equipment for preparing fertilizer particles with high water-soluble speed, which comprises a distributing device and a cooling device, wherein the distributing device is used for forming fertilizer raw materials into fertilizer liquid drops; the cooling device is used for controlling the cooling speed of the fertilizer liquid drops to be less than 5 ℃/s so as to obtain the fertilizer particles with high full water-soluble speed. The utility model provides a fertile equipment of system can obtain the fertilizer granule that full water-soluble is fast through having the cooling device control.
Description
Technical Field
The utility model relates to a fertilizer technical field, concretely relates to equipment of quick fertilizer granule of preparation water-soluble speed.
Background
The integral density of the fertilizer granules on the market at present is relatively uniform, which is mainly limited to the method for preparing the fertilizer granules in the prior art that a high tower granulation method is adopted, the high tower granulation method mainly adopts molten urea, phosphorus, potassium and other raw materials to prepare mixed slurry under the condition of full mixing, the mixed slurry is sprayed downwards from the top of a high tower, the mixed slurry drops interact with air resistance rising from the bottom of the high tower in the descending process of the high tower, the mixed slurry and the air resistance undergo heat exchange, then the mixed slurry is cooled into granular materials, the granular materials fall to the bottom of the tower and fall into the bottom of the tower, and then the granular composite fertilizer is obtained after screening treatment. The fertilizer granules obtained by high tower granulation are round granules, and the density of the fertilizer granules is uniform. At present, no fertilizer with non-circular particles, no fertilizer particles with uneven density and no equipment with fertilizer particles with better water solubility and uneven density exist in the market.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a can be full water-soluble fast and uneven fertilizer granule of density distribution, specific technical scheme is as follows.
A fertilizer granule with a high total water-soluble speed comprises a dense part and a dense part, wherein the density of the dense part is greater than that of the dense part; the ratio of the overall density of the fertilizer granules with high full water-soluble speed to the density of the dense part is 1: 1.01-1.05, and/or the ratio of the overall density of the fertilizer granules with high full water-soluble speed to the density of the dense part is 1: 0.95-0.99.
In a further embodiment, the volume of the dense sections is 40-70% of the total volume of the fertilizer granule, and the volume of the dense sections is 30-60% of the total volume of the fertilizer granule.
In a further embodiment, the fertilizer granule with high water-soluble speed further comprises a transitional part, and the transitional part is arranged between the sparse dense part and the dense part; the density of the transition portion is greater than the sparse-dense portion, and the density of the transition portion is less than the dense portion.
The utility model also provides a as above-mentioned preparation method of full water-soluble fast fertilizer granule, the preparation method of full water-soluble fast fertilizer granule includes:
spraying fertilizer raw materials through a distributor to form fertilizer liquid drops;
the fertilizer drops fall on a cooling device, and the cooling device controls the cooling speed of the fertilizer drops to be less than 5 ℃/s so as to obtain the fertilizer particles with high full water-soluble speed.
In a further embodiment, the cooling device comprises a conveyor belt and a cooling assembly, the conveyor belt comprises a receiving end for receiving the fertilizer droplets and a discharge end for removing the cooled fertilizer granules, and the conveyor belt can convey the fertilizer droplets from the receiving end to the discharge end;
the cooling component controls the fertilizer liquid drops to be cooled at a cooling speed of less than 5 ℃/s in the conveying process of the conveyor belt so as to obtain the fertilizer particles with high full water-soluble speed.
In a further embodiment, the cooling assembly is further adapted to control the surface temperature of the conveyor belt in contact with the fertilizer droplets to be 10-40 ℃.
In a further embodiment, the material of the conveyor belt surface has a thermal conductivity of 10-60W/(m · K), and the cooling assembly comprises a cooling medium having a thermal conductivity of 0.5-0.7W/(m · K).
The utility model discloses still provide a preparation such as above-mentioned any one the quick fertilizer granule's of full water-soluble speed equipment, equipment includes:
the distributing device is used for forming fertilizer droplets from fertilizer raw materials;
and the cooling device is used for controlling the cooling speed of the fertilizer liquid drops to be less than 5 ℃/s so as to obtain the fertilizer particles with high full water-soluble speed.
In a further embodiment, the cooling device comprises a conveyor belt and a cooling assembly, the conveyor belt comprises a receiving end for receiving the fertilizer droplets and a discharge end for removing the cooled fertilizer granules, and the conveyor belt can convey the fertilizer droplets from the receiving end to the discharge end;
the cooling component controls the fertilizer liquid drops to be cooled at a cooling speed of less than 5 ℃/s in the conveying process of the conveyor belt so as to obtain the fertilizer particles with high full water-soluble speed.
In a further embodiment, the cooling assembly is further adapted to control the surface temperature of the conveyor belt in contact with the fertilizer droplets to be 10-40 ℃.
In a further embodiment, the cooling assembly further comprises a temperature control assembly for monitoring the temperature of the surface of the conveyor belt.
In a further embodiment, the temperature control assembly comprises a first temperature probe for monitoring the temperature of the conveyor belt at the receiving end surface and a second temperature probe for monitoring the temperature of the conveyor belt at the discharge end surface.
In a further embodiment, the cooling assembly comprises a cooling medium for heat exchanging the conveyor belt.
In a further embodiment, the cooling assembly further comprises a controller, and the controller receives temperature information monitored by the temperature control assembly and controls the temperature of the surface of the conveyor belt according to the temperature information.
In a further embodiment, the controller is further configured to control a temperature in a cooling medium in the cooling assembly; when the controller receives the temperature information monitored by the temperature control assembly and exceeds 40 ℃, the controller controls the temperature in the cooling medium in the cooling assembly to be reduced so as to reduce the temperature of the surface of the conveyor belt; when the controller receives the temperature information monitored by the temperature control assembly and is lower than 10 ℃, the controller controls the temperature of the cooling medium in the cooling assembly to rise so as to raise the temperature of the surface of the conveyor belt.
The utility model has the advantages that: the utility model provides a fertile equipment of system can obtain the fast fertilizer granule of full water-soluble speed through the cooling device control that has the accuse temperature setting.
Drawings
Fig. 1 is a schematic structural view of a fertilizer granule with a high total water-soluble rate provided by a first embodiment of the present invention.
Fig. 2 is a schematic structural view of a fertilizer granule with a high total water-soluble rate provided by a second embodiment of the present invention.
Fig. 3 is a flow chart of a preparation method of fertilizer granules with high total water-soluble speed provided by the utility model.
Figure 4 the utility model provides a pair of prepare full water-soluble fast fertilizer granule's equipment's schematic structure diagram.
Detailed Description
The following description is of the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, a number of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.
Referring to fig. 1, a first embodiment of the present invention provides a fertilizer granule 10 with a high total water dissolution rate, where the fertilizer granule 10 with a high total water dissolution rate includes a dense part 100 and a dense part 200, and the density of the dense part 200 is greater than that of the dense part 100. It can be understood that the fertilizer granule 10 of the present invention having a high total water-soluble rate is a fertilizer granule including the dense part 100 and the dense part 200. The position relationship between the dense-sparse part 100 and the dense part 200 is not limited, and the dense-sparse part 100 can be arranged at the upper part and the dense part 200 can be arranged at the lower part; the middle part may be the dense part 200, and the dense part 100 may be wrapped outside the dense part 200. In this embodiment, the upper part of the fertilizer granules 10 is the dense part 100, and the lower part is the dense part 200. The ratio of the overall density of the fertilizer granules 10 with high total water-soluble speed to the density of the dense part 200 is 1: 1.01-1.05, and/or the ratio of the overall density of the fertilizer granules 10 with high total water-soluble speed to the density of the dense part 100 is 1: 0.95-0.99. It can be understood that, for fertilizer granules with high local density, when the fertilizer granules are dissolved in water, the dense part 100 with lower density is usually dissolved by water quickly, but the dense part 200 with higher density is not dissolved by water easily, when the fertilizer granules are applied to crops, the dense part of the fertilizer granules can not be dissolved effectively in time and absorbed and utilized by the crops, and the fertilizer efficiency of the fertilizer granules is greatly reduced. Based on this, the utility model provides a fertilizer granule 10 that is totally water-soluble fast adopts the density ratio design of above-mentioned whole density and dense portion 200, and/or whole density and the density ratio design of sparse dense portion 100, makes the utility model discloses a fertilizer granule 10 can have very good water-solubility, and water-soluble speed is very fast for this fertilizer granule can effectively be absorbed by the crop and utilize, the higher fertilizer efficiency of performance. It is understood that the density of the dense section 200 refers to the average bulk density of the dense section 200, the density of the open-dense section 100 refers to the average bulk density of the open-dense section 100, and the bulk density of the fertilizer granule 10 refers to the bulk average bulk density of the fertilizer granule 10. It will also be appreciated that the boundary between the dense and dense portions 200 and 100 may not be a knife cut, allowing for a thickness of excess between the two in a particular fertilizer granule product. It will also be appreciated that the particular ingredients of the fertilizer granules described herein are not limiting.
In a further embodiment, the average bulk density of the dense portion 100 of the fertilizer granule 10 is 0.95g/cm3The compacted portion 200 of the fertilizer granule 10 has an average bulk density of 0.97g/cm3。
In a further embodiment, the volume of the dense section 100 is 40-70% of the total volume of the fertilizer granule 10, and the volume of the dense section 200 is 30-60% of the total volume of the fertilizer granule 10. Preferably, the volume of the dense part 100 accounts for 60-70% of the total volume of the fertilizer granule 10, and the volume of the dense part 200 accounts for 30-40% of the total volume of the fertilizer granule 10. On the basis of the above density ratio design, the volume of the dense part 200 in the fertilizer granule 10 is preferably 30-40% of the total volume, and if the volume ratio of the dense part 200 is too large, the dissolution rate of the fertilizer granule 10 in water is reduced.
In a further embodiment, the outer surface of the dense part 200 of the fertilizer granule 10 comprises a flat bottom 201 and an arc 202 arranged around the flat bottom, the flat bottom 201 facing away from the dense part 100, the arc 202 connecting the flat bottom 201 with the outer surface of the dense part 100. The formation of cambered surface 202 is mainly adopting the following preparation method of the utility model discloses quick cooling in-process leads to the partial fertilizer liquid drop that cambered surface 202 corresponds to gather the shrink and form, also makes the compactness 200 have higher density simultaneously.
Referring to fig. 2, a second embodiment of the present invention provides a fertilizer granule 10a with a high total water-soluble rate, which is different from the first embodiment in that the fertilizer granule 10a with a high total water-soluble rate further includes a transition portion 300, and the transition portion 300 is disposed between the sparse and dense portion 100 and the dense portion 200; the density of the transition portion 300 is greater than the sparse-dense portion 100, and the density of the transition portion 300 is less than the dense portion 200. Preferably, the volume of the excess part 300 is 1 to 20% of the total volume of the fertilizer granules 10 a. The fertilizer granules 10a in this example were tested to dissolve in water at a relatively high rate.
Referring to fig. 3 and 4, the present invention further provides a method for preparing any one of the fertilizer granules 10 with high total water-soluble rate, wherein the method for preparing the fertilizer granules 10 with high total water-soluble rate includes step S100 and step S200. The detailed procedure is as follows.
Step S100, fertilizer raw materials are sprayed out through a distributor 210 to form fertilizer droplets 400. Wherein it is understood that fertilizer raw material refers to fertilizer raw material that is capable of flowing upon melting. Specifically, the fertilizer raw material may be crushed, sieved, and melted to obtain a fertilizer raw material in a slurry form, and then the fertilizer raw material in the slurry form may be ejected by the spreader 210 to form fertilizer droplets. In the present invention, the fertilizer material is preferably sprayed from a direction perpendicular to the cooling device 220 by the distributor 210 to form fertilizer droplets.
Step S200, the fertilizer droplets 400 fall on a cooling device 220, and the cooling device 220 controls the cooling speed of the fertilizer droplets 400 to be less than 5 ℃/S, so as to obtain the fertilizer granules 10 with high full water-soluble speed. From the fertilizer granules 10 provided above, it can be seen that the fertilizer granules 10 having the dense and sparse parts 100 and the dense and dense parts 200, i.e., the fertilizer granules having a high local density are obtained according to the present invention. After the fertilizer droplets 400 fall on the cooling device 220, the side contacting the cooling device 220 is cooled first and the cooling speed is fast to form the dense part 200. In this step, by controlling the cooling rate of the fertilizer droplets 400 to be less than 5 ℃/sec, the obtained fertilizer granules 10 can meet the requirement of the density ratio, and further the fertilizer granules 10 have the advantages of being fully water-soluble and having a high water-soluble speed. Preferably, the cooling device 220 controls the cooling rate of the fertilizer droplets 400 to be 2.1-3.2 ℃/sec.
In a further embodiment, the cooling device 220 comprises a conveyor belt 221 and a cooling assembly 222, the conveyor belt 221 comprises a receiving end 2211 for receiving the fertilizer droplets 400 and a discharge end 2212 for removing the cooled fertilizer granules 10, the conveyor belt 221 is capable of transporting the fertilizer droplets 400 from the receiving end 2211 to the discharge end 2212. That is, fertilizer droplets 400 fall on receiving end 2211 of conveyor 221, cool during the course of conveyance to form fertilizer granules 10, and fertilizer granules 10 exit conveyor 221 at discharge end 2212. The cooling assembly 222 controls the fertilizer droplets 400 to be cooled at a cooling rate of less than 5 ℃/sec during the transportation of the conveyor belt 221, so as to obtain the fertilizer granules 10 with a high total water-soluble rate. It is understood that the cooling assembly 222 may cool the conveyor belt 221, so that the cooled conveyor belt 221 cools the fertilizer droplets 400 falling on the surface thereof. Preferably, the cooling module 222 controls the fertilizer droplets 400 to be cooled at a cooling rate of 2.1-3.2 ℃/sec during the transportation of the conveyor belt 221. It is understood that the conveyor belt 221 may be disposed on at least two rotating wheels, and the rotation of the rotating wheels drives the conveyor belt 221 to rotate. The temperature of the fertilizer liquid drop 400 on the conveyor belt 211 is reduced to 40 ℃ from 150 ℃, and the fertilizer liquid drop is obtained by controlling the cooling speed.
In a further embodiment, the cooling assembly 222 is further configured to control the surface temperature of the conveyor belt 221 in contact with the fertilizer droplets 400 to be 10-40 ℃. That is, the surface temperature of the conveyor belt 221 is made to be 10 to 40 ℃ under the cooling down control of the cooling unit 222. The utility model discloses a to fertilizer liquid drop 10 and the continuous experimental study discovery of conveyer belt 221, when conveyer belt 221 with the surface temperature of fertilizer liquid drop 400 contact exceeds 40 ℃, the cooling degree of fertilizer liquid drop 400 on conveyer belt 221 is not enough, when conveyer belt 221 with the surface temperature of fertilizer liquid drop 400 contact is less than 10 ℃, and is great to the cooling rate of fertilizer liquid drop 400 for the fertilizer granule 10 that forms is because rapid quench, and makes the density to the compactness 200 of fertilizer granule 10 very big, is unfavorable for improving the holistic water-solubility of fertilizer granule 10.
In a further embodiment, the material of the surface of the conveyor belt 221 has a thermal conductivity of 10-60W/(m.K). Preferably, the material of the surface of the conveyor belt 221 has a thermal conductivity of 30 to 40W/(m · K). The cooling member 222 includes a cooling medium 223, so that the cooling medium 223 has a thermal conductivity of 0.5-0.7W/(m.K). Preferably, therefore, the thermal conductivity of the cooling medium 223 is 0.55 to 0.6.2W/(m.K). The conveyor belt 221 directly contacts the fertilizer droplets 400, and may directly absorb heat from the fertilizer droplets 400 to cool the fertilizer droplets 400. The cooling medium 223 is used for cooling the conveyor belt 221. The utility model discloses a research experiment discovery adopts the cooling medium 223 of above-mentioned coefficient of heat conductivity and the conveyer belt 221 surface of the material preparation that has above-mentioned coefficient of heat conductivity, and the effect of cooling down to fertilizer liquid drop 400 is better, can obtain the utility model discloses a fertilizer granule 10. The utility model discloses it is still found that if the coefficient of thermal conductivity of the material on conveyer belt 221 surface is too high, can make the cooling obtain the density of the compactness 200 of fertilizer granule 10 too big.
The material of the surface of the conveyor belt 221 is preferably one of a metal material, an organic polymer material, or an inorganic material. Wherein the cooling medium 223 includes, but is not limited to, one of water and cooling oil.
With continued reference to fig. 4, the present invention further provides an apparatus 20 for preparing any one of the fertilizer granules 10 with high total water-soluble rate, wherein the apparatus 20 comprises a distributor 210 and a cooling device 220. The distributor 210 is used for forming fertilizer droplets 400 from fertilizer raw materials. The cooling device 220 is used for controlling the cooling speed of the fertilizer liquid drops 400 to be less than 5 ℃/s so as to obtain the fertilizer granules 10 with high full water-soluble speed. Wherein the fertilizer granule 10 having a high water-dissolving rate is the fertilizer granule 10 provided in any of the above embodiments.
In a further embodiment, the cooling device 220 comprises a conveyor belt 221 and a cooling assembly 222, the conveyor belt 221 comprises a receiving end 2211 for receiving the fertilizer droplets 400 and a discharge end 2212 for removing the cooled fertilizer granules 10, the conveyor belt 221 is capable of transporting the fertilizer droplets 400 from the receiving end 2211 to the discharge end 2212. That is, fertilizer droplets 400 fall on receiving end 2211 of conveyor 221, cool during the course of conveyance to form fertilizer granules 10, and fertilizer granules 10 exit conveyor 221 at discharge end 2212. The cooling assembly 222 controls the fertilizer droplets 400 to be cooled at a cooling rate of less than 5 ℃/sec during the transportation of the conveyor belt 221, so as to obtain the fertilizer granules 10 with a high total water-soluble rate. It is understood that the cooling assembly 222 may cool the conveyor belt 221, so that the cooled conveyor belt 221 cools the fertilizer droplets 400 falling on the surface thereof. Preferably, the cooling module 222 controls the fertilizer droplets 400 to be cooled at a cooling rate of 2.1-3.2 ℃/sec during the transportation of the conveyor belt 221.
In a further embodiment, the material distributor 210 comprises a discharge port 211, and the discharge direction of the discharge port 211 is perpendicular to the conveying belt 221. That is, the fertilizer droplets 400 come out from the discharge port 211 and then fall on the receiving end 2211 of the conveyor belt 211 along the direction perpendicular to the conveyor belt 211.
In a further embodiment, the cooling module 222 further comprises a temperature control module 224, and the temperature control module 224 is used for monitoring the temperature of the surface of the conveyor belt 221.
In a further embodiment, the temperature control assembly 224 includes a first temperature probe 225 and a second temperature probe 226, wherein the first temperature probe 225 is configured to monitor the temperature of the surface of the conveyor belt 221 at the receiving end 2211 and the second temperature probe 226 is configured to monitor the temperature of the surface of the conveyor belt 221 at the discharge end 2212. After the fertilizer droplets 400 land on the conveyor belt 221, the temperature is highest at the receiving end 2211 and lowest at the discharging end 2212, so that by monitoring the temperatures at the highest temperature and the lowest temperature, the temperature range of the surface of the conveyor belt 221 for cooling the fertilizer droplets 400 is known, and the temperature of the surface of the conveyor belt 221 for cooling the fertilizer droplets 400 is controlled accordingly. It will be appreciated that the temperature control assembly 224 may also include a temperature probe that monitors the surface temperature at any location between the receiving end 2211 and the discharge end 2212 of the conveyor belt 221.
In a further embodiment, the cooling assembly 222 is further configured to control the surface temperature of the conveyor belt 221 in contact with the fertilizer droplets 400 to be 10-40 ℃. For example, when the temperature of the surface of the conveyor belt 221 at the receiving end 2211 monitored by the first temperature probe 225 exceeds 40 ℃, the cooling temperature of the conveyor belt 221 by the cooling assembly 222 is reduced to reduce the temperature of the surface of the conveyor belt 221 at the receiving end 2211, so that the problem that the product quality is affected due to insufficient cooling of the fertilizer granules 10 caused by over-high temperature can be avoided. For another example, when the temperature of the surface of the conveyor belt 221 at the receiving end 2211 monitored by the first temperature probe 225 is lower than 10 ℃, the cooling temperature of the conveyor belt 221 by the cooling assembly 222 is increased to increase the temperature of the surface of the conveyor belt 221 at the receiving end 2211, so that the situation that the fertilizer droplets 400 fall on the surface of the conveyor belt 221 with a lower temperature to cause rapid quenching can be avoided, a dense part with extremely high density is formed at one end of the fertilizer particles 10 in contact with the conveyor belt 221, and the water solubility of the fertilizer particles 10 formed by rapid cooling is poor.
In a further embodiment, the cooling assembly 222 comprises a cooling medium 223, the cooling medium 223 being adapted to heat exchange the conveyor belt 221. Specifically, cooling or heating the conveyor belt 221 is included. Wherein the cooling medium 223 includes, but is not limited to, one of water and cooling oil.
In a further embodiment, the cooling module 222 further comprises a controller 227, wherein the controller 227 receives the temperature information monitored by the temperature control module 224 and controls the temperature of the surface of the conveyor belt 221 according to the temperature information.
In a further embodiment, the controller 227 is also used to control the temperature in the cooling medium 223 in the cooling module 222. When the controller 227 receives the temperature information monitored by the temperature control module 224 and exceeds 40 ℃, the controller 227 controls the temperature in the cooling medium 223 in the cooling module 222 to be reduced so as to reduce the temperature of the surface of the conveyor belt 221. When the controller 227 receives the temperature information monitored by the temperature control module 224 and is lower than 10 ℃, the controller 227 controls the temperature increase in the cooling medium 223 in the cooling module 222 to increase the temperature of the surface of the conveyor belt 221.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. An apparatus for preparing fertilizer granules having a high rate of complete water solubility, said apparatus comprising:
the distributing device is used for forming fertilizer droplets from fertilizer raw materials;
and the cooling device is used for controlling the cooling speed of the fertilizer liquid drops to be less than 5 ℃/s so as to obtain the fertilizer particles with high full water-soluble speed.
2. The apparatus for preparing fertilizer granules with high water solubility according to claim 1, wherein the cooling device comprises a conveyor belt and a cooling assembly, the conveyor belt comprises a receiving end for receiving the fertilizer droplets and a discharge end for removing the cooled fertilizer granules, and the conveyor belt can convey the fertilizer droplets from the receiving end to the discharge end;
the cooling component controls the fertilizer liquid drops to be cooled at a cooling speed of less than 5 ℃/s in the conveying process of the conveyor belt so as to obtain the fertilizer particles with high full water-soluble speed.
3. The apparatus for producing fertilizer granules having a high total water-solubility according to claim 2, wherein the cooling unit is further configured to control the surface temperature of the conveyor belt in contact with the fertilizer droplets to be 10 to 40 ℃.
4. The apparatus for preparing fertilizer granules with high total water solubility according to claim 2, wherein the cooling device further comprises a temperature control component for monitoring the temperature of the surface of the conveyor belt.
5. The apparatus of claim 4, wherein the temperature control assembly comprises a first temperature probe for monitoring the temperature of the conveyor belt at the receiving end surface and a second temperature probe for monitoring the temperature of the conveyor belt at the discharge end surface.
6. The apparatus for producing fertilizer granules having a substantially water-soluble rate as set forth in claim 5 wherein said cooling module includes a cooling medium for heat exchange with said conveyor belt.
7. The apparatus for preparing fertilizer granules with high total water solubility according to claim 6, wherein the cooling module further comprises a controller, and the controller receives the temperature information monitored by the temperature control module and controls the temperature of the surface of the conveyor belt according to the temperature information.
8. The apparatus for producing fertilizer granules having a high total water solubility of claim 7, wherein the controller is further configured to control the temperature of the cooling medium in the cooling module; when the controller receives the temperature information monitored by the temperature control assembly and exceeds 40 ℃, the controller controls the temperature in the cooling medium in the cooling assembly to be reduced so as to reduce the temperature of the surface of the conveyor belt; when the controller receives the temperature information monitored by the temperature control assembly and is lower than 10 ℃, the controller controls the temperature of the cooling medium in the cooling assembly to rise so as to raise the temperature of the surface of the conveyor belt.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920173832.1U CN210079446U (en) | 2019-01-30 | 2019-01-30 | Equipment of quick fertilizer granule of preparation water-soluble speed |
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| CN201920173832.1U CN210079446U (en) | 2019-01-30 | 2019-01-30 | Equipment of quick fertilizer granule of preparation water-soluble speed |
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| CN210079446U true CN210079446U (en) | 2020-02-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718714A (en) * | 2019-01-30 | 2019-05-07 | 深圳市芭田生态工程股份有限公司 | A kind of fertiliser granulates that full water-soluble speed is fast and preparation method thereof, Preparation equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718714A (en) * | 2019-01-30 | 2019-05-07 | 深圳市芭田生态工程股份有限公司 | A kind of fertiliser granulates that full water-soluble speed is fast and preparation method thereof, Preparation equipment |
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